@misc{indiciaef62e488aac09,
  title = {Geology of the Grandfather Mountain window and vicinity, North Carolina and Tennessee},
  author = {Bruce Bryant and John Calvin Reed},
  year = {1970},
  doi = {10.3133/pp615},
  url = {https://pubs.usgs.gov/publication/pp615},
  note = {Source identifier: pp615}
}